| # Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import logging |
| |
| from autotest_lib.client.common_lib import error |
| from autotest_lib.server.cros.faft.firmware_test import FirmwareTest |
| |
| |
| class firmware_ECPowerG3(FirmwareTest): |
| """ |
| Servo based EC X86 power G3 drop test. |
| """ |
| version = 1 |
| |
| # Time out range for waiting system drop into G3. |
| G3_RETRIES = 13 |
| |
| # Record failure event |
| _failed = False |
| |
| def initialize(self, host, cmdline_args): |
| super(firmware_ECPowerG3, self).initialize(host, cmdline_args) |
| # Only run in normal mode |
| self.switcher.setup_mode('normal') |
| self.ec.send_command("chan 0") |
| |
| def cleanup(self): |
| self.ec.send_command("chan 0xffffffff") |
| super(firmware_ECPowerG3, self).cleanup() |
| |
| def check_G3(self): |
| """Shutdown the system and check if X86 drop into G3 correctly.""" |
| self.faft_client.system.run_shell_command("shutdown -P now") |
| if not self.wait_power_state("G3", self.G3_RETRIES): |
| logging.error("EC fails to drop into G3") |
| self._failed = True |
| self.servo.power_short_press() |
| |
| def check_failure(self): |
| """Check whether any failure has occurred.""" |
| return not self._failed |
| |
| def run_once(self): |
| if not self.check_ec_capability(['x86']): |
| raise error.TestNAError("Nothing needs to be tested on this device") |
| |
| logging.info("Power off and check if system drop into G3 correctly.") |
| self.switcher.mode_aware_reboot('custom', self.check_G3) |
| |
| logging.info("Check if failure occurred.") |
| self.check_state(self.check_failure) |
